Smith, G. R. Modular Home Production Study for Penn Lyon Homes Inc. PHRC Research Series: Report No. 1, The Pennsylvania State University, University Park, PA (July 1990). PROPRIETARY RESEARCH REPORT

Gass, M., G. R. Smith. Analysis of Penn Lyon Homes Quality Program. PHRC Research Series: Report No. 2, The Pennsylvania State University, University Park, PA (July 1990). PROPRIETARY RESEARCH REPORT

Showan, P.S., G. R. Smith. Analysis of Engineering Design and Drafting Time in the Modular Housing Industry. PHRC Research Series: Report No. 3, The Pennsylvania State University, University Park, PA (July 1990). PROPRIETARY RESEARCH REPORT

Willenbrock, J. H., M. G. Syal, J. R. Staib. Building Systems for the TEAHouse (Technologically Efficient Affordable House). PHRC Research Series: Report No. 4, The Pennsylvania State University, University Park, PA (May 1990).

Willenbrock, J. H., T. B. Brown, M. G. Syal, J. R. Staib. Technology Concept for the TEAHouse (Technologically Efficient Affordable House). PHRC Research Series: Report No. 5, The Pennsylvania State University, University Park, PA (July 1990).

Willenbrock, J. H., H. B. Manbeck, S. B. Taylor. Structural Evaluation of the MURUS Stress-Skin Urethane Sandwich Panel: Phase I Report. PHRC Research Series: Report No. 6, The Pennsylvania State University, University Park, PA (August 1990). PROPRIETARY RESEARCH REPORT.

Aron, G., C. McIntyre, J. H. Willenbrock. Analysis of the Policies and Procedures of Stormwater Management. PHRC Research Series Report No. 7, The Pennsylvania State University, University Park, PA (March 1991).

McIntyre, C., G. Aron, J. H. Willenbrock. A Comparison of Methodologies Used to Estimate Storm Water Runoff and Detention Basin Volume on a Sample Watershed. PHRC Research Series: Report No. 8. The Pennsylvania State University, University Park, PA (May 1992).

Staib, J. R., G. Yuill, J. H. Willenbrock. Analysis of Envelope Performance and Energy Utilization in Residential Construction, PHRC Research Series: Report No. 9, The Pennsylvania State University, University Park, PA (October 1991).

McIntyre, C. G. Aron. Analysis of Flow Through Porous Media as Applied to Gabion Dams Concerning the Storage and Release of Stormwater Runoff. PHRC Research Series: Report No. 10, The Pennsylvania State University, University Park, PA (August 1992).

Syal, M. G., M. K. Parfitt, J. H. Willenbrock. Computer-Integrated Design Drawing, Cost Estimating and Construction Scheduling. PHRC Research Series: Report No. 11, The Pennsylvania State University, University Park, PA (September 1991).

Mason, D. J., F. Grobler, J. H. Willenbrock. An Analysis of Quality in the Modular Housing Industry. PHRC Research Series No. 13, The Pennsylvania State University, University Park, PA (August 1991).

Angell, J. A., J. H. Willenbrock. Analysis of Direct and Indirect Impact Costs Attributed to the Wetlands Regulatory Programs of the Local, State, and Federal Governments of the United States. PHRC Research Series: Report No. 14, The Pennsylvania State University, University Park, PA (August 1991).

Manbeck, H., S. B. Taylor. Structural Evaluation of the MURUS Stress-Skin Urethane Sandwich Panel. PHRC Research Series: Report No. 15, The Pennsylvania State University, University Park, PA (August 1991).

Willenbrock, J. H., T. B. Brown, H. Burd. Participant Manual for the Residential Building Code Training Program for Pennsylvania Code Officials and Inspectors, Volumes I and II. PHRC Research Series: Report No. 17, The Pennsylvania State University, University Park, PA (October 1991).

Willenbrock, J. H., T. B. Brown, H. Burd. Instructor Manual for the Residential Building Code Training Program for Pennsylvania Code Officials and Inspectors, Volumes I and II. PHRC Research Series: Report No. 18, The Pennsylvania State University, University Park, PA (October 1991).

Willenbrock, J. H. An Overview of Opportunities/Needs for Residential Building Code Training for Pennsylvania Building Code Officials and Inspectors. PHRC Research Series: Report No. 19, The Pennsylvania State University, University Park, PA (November 1991).

Long, D. A., J. H. Willenbrock, C. McIntyre. Proceedings of the On-Site Wastewater Treatment and Disposal Systems Research Workshop. PHRC Research Series: Report No. 20, The Pennsylvania State University, University Park, PA (December 1991).

Staib, J. R., G. Yuill, J. H. Willenbrock, H. Edward Carr, Jr. Analysis of Envelope Performance and Energy Utilization in Residential Construction: Edition 2. PHRC Research Series: Report No. 22, The Pennsylvania State University, University Park, PA (March 1992).

Syal, M. G. Construction Process Knowledge Model to Assist Method Selection in Project Planning. PHRC Research Series: Report No. 23, The Pennsylvania State University, University Park, PA (May 1992).

McIntyre, C., C. D'Amico, J. H. Willenbrock. Technology Transfer Program for PA DER Approved Spray Irrigation Systems: Small Flow Sewage Treatment Facilities. PHRC Research Series: Report No. 24, The Pennsylvania State University, University Park, PA (August 1993).

Suchar, M. G., G. K. Yuill, H. B. Manbeck, J. H. Willenbrock, H. E. Carr, Jr. An Optimization Analysis of Residential Energy Systems. PHRC Research Series: Report No. 25. The Pennsylvania State University, University Park, PA (August 1993).

Julo, J., J.H. Willenbrock, S. Taylor, M. Syal. Technology Transfer Manual for Computer-Based Cost Estimating: Edition 2. PHRC Research Series: Report No. 26. The Pennsylvania State University, University Park, PA (May 1994).

Werling, E. D., G. Yuill. Design and Optimization of Energy Efficient HVAC Systems for Modular Houses. PHRC Research Series: Report No. 27, The Pennsylvania State University, University Park, PA (July 1994).

McIntyre, C., M. K. Parfitt, J. H. Willenbrock. A Residential Land Development Model (Phase I of a Continuing Study Concerning the Land Development Process). PHRC Research Series: Report No. 28, The Pennsylvania State University, University Park, PA (August 1994).

Parfitt, M. K., C. McIntyre, J. H. Willenbrock. Development of a Customized CAD-Based Design Production System for Residential Builders. PHRC Research Series: Report No. 29. The Pennsylvania State University, University Park, PA (August 1993).

Adams-Barner, Phyllis. Builders' Perceived Need for Continuing Education. A Focus Group Research Project conducted for the Pennsylvania Builders Association Education Committee. PHRC Research Series: Report No. 30. The Pennsylvania State University, University Park, PA (June 1993).

Taylor, S. B., H. B. Manbeck. A Review of Selected Alternative Wood Framing Systems for Residential and Light Commercial Construction. PHRC Research Series: Report No. 31. The Pennsylvania State University, University Park, PA (September 1993).

Julo, J., J. H. Willenbrock. Course Manual for Computer-Based Cost Estimating. PHRC Research Series: Report No. 32, The Pennsylvania State University, University Park, PA (May 1994).

Adams, P. F. Building Healthy Homes: A Builder's Reference Guide. PHRC Research Series: Report No. 33, The Pennsylvania State University, University Park, PA (November 1994).

Julo, J., J. H. Willenbrock. Suggested Competency Standards for the Pennsylvania Builders Association State-Wide Builder Certification Program, PHRC Research Series: Report No. 35, The Pennsylvania State University, University Park, PA (August 1994).

Adams, P. F. A Manufacturer's Reference Guide to the Design and Optimization of Energy Efficient HVAC Systems for Modular Houses, PHRC Research Series: Report No. 36, The Pennsylvania State University, University Park, PA (August 1994).

Willenbrock, J. H. Management Guidelines for Growth Oriented Homebuilding Firms, PHRC Research Series: Report No. 37, The Pennsylvania State University, University Park, PA (October 1994).

Willenbrock, J. H. Course Manual for Management Guidelines for Growth Oriented Homebuilding Firms, PHRC Research Series: Report No. 38, The Pennsylvania State University, University Park, PA (October 1994).

Yuill, G. and A. Musser. Evaluation of Duct Sealing Effectiveness, PHRC Research Series: Report No. 40, The Pennsylvania State University, University Park, PA (July 1995).

Taylor, S.B. and H.B. Manbeck. Creep Behavior of Composite Structural Insulated Panels, PHRC Research Series: Report No. 41, The Pennsylvania State University, University Park, PA (September 1995).

McIntyre, C. and M.K. Parfitt. The Framework for an Integrated CAD-Based Information Management System for the Residential Land Development Industry, PHRC Research Series: Report No. 42, The Pennsylvania State University, University Park, PA (September 1995).

Yuill, G. and J. Rioux. The Energy Cost Optimized Modular House, PHRC Research Series: Report No. 43, The Pennsylvania State University, University Park, PA (August 1995).

McIntyre, C., M.K. Parfitt, and J.H. Willenbrock. A Technology Transfer Program in Computer Aided-Design for the Residential Building and Construction Industry, PHRC Research Series: Report No. 45, The Pennsylvania State University, University Park, PA (December 1995).